Method and apparatus for producing a fiber web
An apparatus and a method which heat an elongated product in at least two pulses including at least one first pulse wherein the product is pressed for at least 10 ms on a first pressure and at least one second heating and smoothing pulse wherein the product is pressed and/or heated at least for 10 m...
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Main Authors | , , |
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Format | Patent |
Language | English |
Published |
21.02.2023
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Subjects | |
Online Access | Get full text |
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Summary: | An apparatus and a method which heat an elongated product in at least two pulses including at least one first pulse wherein the product is pressed for at least 10 ms on a first pressure and at least one second heating and smoothing pulse wherein the product is pressed and/or heated at least for 10 ms on a pressure that is higher than the first pressure. The heating elements being arranged to heat the elongated product so that the heating the heating temperature is at least 80° C. on at least one surface of the elongated product. |
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Bibliography: | Application Number: US202117167115 |